10-day forecast for Allen, SD: 38° to 81°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
79°
Best day: Thursday, October 22
42° · 1.36 in
Worst day: Monday, October 26
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 2381° / 58°0.06
Morning63°feels 61°
Afternoon80°feels 80°
Evening67°feels 66°
Overnight58°feels 57°
81 °
Allen, Friday, 23 October
Rain. High 81°, low 58°.
Pressure29.65 inHg
Wind17.2 mph S
Humidity39%
Visibility6.2 mi
Dew point52°
Sat, 2461° / 42°0.02
Morning42°feels 35°
Afternoon50°feels 45°
Evening44°feels 44°
Overnight57°feels 56°
61 °
Allen, Saturday, 24 October
Light rain. High 61°, low 42°.
Pressure30.42 inHg
Wind12.3 mph NW
Humidity54%
Visibility6.2 mi
Dew point28°
Sun, 2547° / 41°0.28
Morning43°feels 38°
Afternoon46°feels 41°
Evening45°feels 40°
Overnight45°feels 41°
47 °
Allen, Sunday, 25 October
Light rain. High 47°, low 41°.
Pressure30.36 inHg
Wind9.9 mph SE
Humidity94%
Visibility2.2 mi
Dew point43°
Mon, 2642° / 39°1.36
Morning39°feels 33°
Afternoon41°feels 34°
Evening40°feels 35°
Overnight41°feels 34°
42 °
Allen, Monday, 26 October
Rain. High 42°, low 39°.
Pressure30.33 inHg
Wind11.6 mph NE
Humidity97%
Visibility—
Dew point40°
Tue, 2764° / 38°0.01
Morning43°feels 38°
Afternoon55°feels 53°
Evening55°feels 53°
Overnight50°feels 47°
64 °
Allen, Tuesday, 27 October
Light rain. High 64°, low 38°.
Pressure30.00 inHg
Wind11.1 mph S
Humidity57%
Visibility—
Dew point38°
Wed, 2851° / 46°0
Morning48°feels 44°
Afternoon49°feels 44°
Evening48°feels 43°
Overnight46°feels 42°
51 °
Allen, Wednesday, 28 October
Overcast. High 51°, low 46°.
Pressure30.09 inHg
Wind15.6 mph N
Humidity70%
Visibility—
Dew point40°
Thu, 2957° / 44°0.02
Morning47°feels 44°
Afternoon53°feels 51°
Evening51°feels 49°
Overnight46°feels 42°
57 °
Allen, Thursday, 29 October
Light rain. High 57°, low 44°.
Pressure29.94 inHg
Wind11.1 mph SE
Humidity67%
Visibility—
Dew point41°
Fri, 3056° / 45°0.03
Morning48°feels 46°
Afternoon50°feels 48°
Evening48°feels 48°
Overnight47°feels 45°
56 °
Allen, Friday, 30 October
Light rain. High 56°, low 45°.
Pressure29.80 inHg
Wind6.6 mph W
Humidity64%
Visibility—
Dew point38°
Sat, 3161° / 43°0
Morning47°feels 43°
Afternoon57°feels 54°
Evening51°feels 48°
Overnight47°feels 45°
61 °
Allen, Saturday, 31 October
Clear. High 61°, low 43°.
Pressure29.83 inHg
Wind12.3 mph W
Humidity27%
Visibility—
Dew point22°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Allen, SD around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.